What is filiform corrosion test
The filiform corrosion test is a procedure used to evaluate the resistance of coatings to corrosion. This test involves applying a coated substrate to a metal substrate, followed by an incubation period under controlled temperature and humidity conditions. During this period, a narrow, worm-like corrosion reaction may develop beneath the coating, causing it to peel or blister.
The filiform corrosion test is critical in industries where coated substrates are used to protect metal surfaces from the deleterious effects of environmental factors, such as moisture, humidity, or saltwater. Examples of such industries include aerospace, automotive, and marine, among others.
The test is a reliable way to assess a coating's durability and ability to protect a metal substrate from corrosion. By performing this test, manufacturers can ensure that their products meet industry standards and regulations. The filiform corrosion test is an essential tool for the quality control of coated substrates, ensuring their durability and longevity in harsh environmental conditions.
LIB filiform corrosion test chamber
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Name filiform corrosion test chamber Temperature Range Ambient ～ +60 ℃ Temperature Fluctuation ± 0.5 ℃ Temperature Deviation ± 2.0 ℃ Humidity Range 95% ~ 98% RH Salt Fog Deposition 1～2ml / 80cm2 · h Spray Type Continuous / Periodic |
How the LIB Filiform Corrosion Test Chamber Provides Long-Term Value
Realistic Filiform Corrosion Simulation
By enabling both continuous and periodic spray modes, the chamber replicates real-world triggers of filiform corrosion under coatings. This accurately simulates worm-like corrosion filaments beneath the paint film, helping manufacturers evaluate protective performance, detect coating weaknesses, and predict long-term durability.
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| Corrosion-Resisitant Workroom | modular grooves |
Flexible Sample Handling
Standardized fixtures support a variety of specimen shapes and coating types, from automotive panels to aerospace components. Removable holders make loading and unloading quick, while a salt fog collector precisely measures deposition for compliance with test protocols.
Intelligent Test Programming
The system allows programmable multi-phase test cycles and salt fog application in a single run. This automation not only saves operator time but also ensures test repeatability across multiple batches.
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salt spray tower |
cylinder |
spray collector |
Comprehensive Reporting & Traceability
All critical test parameters-spray duration, and deposition rates-are continuously logged. Results can be exported via USB or Ethernet, generating audit-ready compliance reports for international standards.
Durability & Easy Maintenance
The chamber's corrosion-resistant structure, smooth inner surfaces, and transparent lid simplify cleaning and extend service life. Built-in dry-burn protection and automatic water replenishment reduce downtime.
With precise environmental control, realistic corrosion simulation, and intelligent test programming, the LIB Filiform Corrosion Test Chamber delivers accurate, repeatable results for evaluating coating durability. Its robust construction, flexible sample handling, and comprehensive data reporting make it a reliable solution for aerospace, automotive, marine, and other industries where coating performance is critical. Designed for long-term efficiency and ease of maintenance, it ensures that manufacturers can confidently validate their products against the most demanding corrosion-resistance requirements.
LIB offers a 3-year warranty and lifetime service. Any issues that cannot be resolved during the warranty period will be replaced free of charge. 24/7 English-speaking after-sales team. Fast shipping within 7-15 days.
Contact LIB today to learn how our Filiform Corrosion Test Chamber can help you ensure coating reliability and extend product service life.
